Symptom
Distorted or
intermittent sound
(sometimes with
noise)
Low sound
Loud background
noise
The sound cuts off
The surround
sound effect is
not obtained
The DOLBY
DIGITAL indicator
does not turn on
GB
26
Additional Information
Cause and remedy
, Charge the rechargeable battery if it is weak, or replace alkaline batteries with
new ones. If the POWER indicator is still off after charging the battery, take
the headphones to a Sony dealer.
, Check if there is any wireless apparatus using 2.4 GHz frequency, or a
microwave oven in the vicinity.
, Change the position of the processor.
, When analogue input is selected, change the ATT switch on the processor to
"–8 dB."
, If you connect the processor to an AV component using the headphone jack,
lower the volume level on the connected AV component.
, When using DTS audio sources, set the EFFECT switch on the processor to
"CINEMA" or "MUSIC" mode (page 19, 20).
, When analogue input is selected, change the ATT switch on the processor to
"0 dB."
, If you connect the processor to an AV component using the headphone jack,
raise the volume level on the connected AV component.
, Raise the headphone volume.
, Check if there is any wireless apparatus using 2.4 GHz frequency, or a
microwave oven in the vicinity.
, If you connect the processor to an AV component using the headphone jack,
raise the volume level on the connected AV component.
, Charge the rechargeable battery if it is weak, or replace alkaline batteries with
new ones. If the POWER indicator is still off after charging the battery, take
the headphones to a Sony dealer.
, The processor stops transmitting signals if 5 minutes passes and no signal has
been input.
• Set the ATT switch on the processor to "0 dB."
• If you connect the processor to an AV component using the headphone jack,
raise the volume level on the connected AV component.
, Set the EFFECT switch on the processor to "CINEMA" or "MUSIC" mode
(page 19, 20).
, The audio being played is not a multi-channel signal.
• The surround effect does not work for monaural sound sources.
, The digital audio output setting for the DVD device (including game
machines) may be set to "PCM."
• See the instruction manual of your DVD device, and change the setting
(such as "Dolby Digital/PCM" or "Dolby Digital") for usage with
components having built-in Dolby Digital decoders.
, Playback signals are not recorded in Dolby Digital format.
, The audio for the chapter being played is not a Dolby Digital signal.